Paul
Thanx for a quick reply. At http://trac.osgeo.org/geos, I issued a ticket whose number is #171. KXK 2008/1/18, Paul Ramsey <[EMAIL PROTECTED]>: > I think this must be arising in the "I'm a box so I can short-circuit > full computation" code. The error displays with different combinations > of square and non-square arguments. > > On Jan 17, 2008, at 7:55 PM, Paul Ramsey wrote: > > > I just confirmed this behavior. true/true on geos 2.2 true/false on > > geos 3.0. > > Please file this at http://trac.osgeo.org/geos, it's real, and it's > > not right. > > > > P > > > > On Jan 17, 2008, at 7:35 PM, KXK wrote: > > > >> SELECT > >> ST_Contains( > >> GeomFromText('POLYGON((0 0,0 10,10 10,10 0,0 0))', -1), > >> GeomFromText('POLYGON((5 5,5 6,6 6,6 5,5 5))', -1) ); > >> > >> returns TRUE > >> > >> > >> But, > >> > >> SELECT > >> ST_Contains( > >> GeomFromText('POLYGON((0 0,0 11,11 10,10 0,0 0))', -1), > >> GeomFromText('POLYGON((5 5,5 6,6 6,6 5,5 5))', -1) ); > >> > >> returns FALSE > >> > >> I thought the above would also return TRUE. > >> > >> > >> Is this behavior of ST_Contains correct? > >> > >> [VERSION INFORMATION] > >> OS: fc6 > >> PostgreSQL: 8.2.4 > >> PostGIS: 1.2 > >> GEOS: 3.0.0 > >> _______________________________________________ > >> postgis-users mailing list > >> [email protected] > >> http://postgis.refractions.net/mailman/listinfo/postgis-users > > > > _______________________________________________ > > geos-devel mailing list > > [EMAIL PROTECTED] > > http://lists.osgeo.org/mailman/listinfo/geos-devel > > _______________________________________________ > geos-devel mailing list > [EMAIL PROTECTED] > http://lists.osgeo.org/mailman/listinfo/geos-devel > _______________________________________________ postgis-users mailing list [email protected] http://postgis.refractions.net/mailman/listinfo/postgis-users
